From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96601C55185 for ; Wed, 22 Apr 2020 16:47:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 75CB62098B for ; Wed, 22 Apr 2020 16:47:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="g1VyvLou" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726825AbgDVQrL (ORCPT ); Wed, 22 Apr 2020 12:47:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38958 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726732AbgDVQrJ (ORCPT ); Wed, 22 Apr 2020 12:47:09 -0400 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 73E68C03C1A9 for ; Wed, 22 Apr 2020 09:47:09 -0700 (PDT) Received: from zn.tnic (p200300EC2F0DC10099981D244BC6B235.dip0.t-ipconnect.de [IPv6:2003:ec:2f0d:c100:9998:1d24:4bc6:b235]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id AE4FB1EC0D53; Wed, 22 Apr 2020 18:47:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1587574027; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=L/jcch1ERCY9r/gPK3XdKvpbttP84XCrGMsNvSSDSMk=; b=g1VyvLouJW/dqb9hQWoBKXZ8udZBQx++uKD/VeAMcyxTyrlRz9oae3EHmDtDimus2D1Qv3 ZFBdHw8zWhD89NIfc87zLv4Q4XCGZi4cvha7MOuyQrrNgqDqrgfJ2wn6wHNG3qUbWJ1Et/ kWaa/wJrkDvnrUsimdFWnF4zUrJYsqQ= Date: Wed, 22 Apr 2020 18:47:03 +0200 From: Borislav Petkov To: Qian Cai Cc: Christoph Hellwig , "Peter Zijlstra (Intel)" , x86 , LKML , kasan-dev Subject: Re: AMD boot woe due to "x86/mm: Cleanup pgprot_4k_2_large() and pgprot_large_2_4k()" Message-ID: <20200422164703.GD26846@zn.tnic> References: <20200422161757.GC26846@zn.tnic> <59604C7F-696A-45A3-BF4F-C8913E09DD4C@lca.pw> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <59604C7F-696A-45A3-BF4F-C8913E09DD4C@lca.pw> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 22, 2020 at 12:35:08PM -0400, Qian Cai wrote: > The config has a few extra memory debugging options enabled like > KASAN, debug_pagealloc, debug_vm etc. How about you specify exactly which CONFIG_ switches and cmdline options you have enabled deliberately? I can rhyme up the rest from the .config file. Full dmesg would be good too, sent privately's fine too. "etc." is not good enough. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette